Polymer material for self-assembly, self-assembled film, and method for producing self-assembled film

Abstract

A polymer material for self-assembly of the present invention includes a multi-block copolymer containing a first polymer block with a structural unit having a specific structure as a main component and a second polymer block with a structural unit having a specific structure as a main component that are coupled with each other.

What is claimed is: 
     
         1 . A polymer material for self-assembly comprising a multi-block copolymer containing a first polymer block with a structural unit represented by the following General Formula (1) as a main component and a second polymer block with a structural unit represented by the following General Formula (2) as a main component that are coupled with each other: 
       
         
           
           
               
               
           
         
         (in General Formula (1), R 1  indicates a hydrogen atom or a C 1-3  alkyl group, R 2  indicates a hydrogen atom or a C 1-5  alkyl group, and m is an integer of 1 or more and 1,000 or less); and 
       
       
         
           
           
               
               
           
         
         (in General Formula (2), Z 1  and Z 2  each represent a carbon atom or a nitrogen atom, in which when either Z 1  or Z 2  is a nitrogen atom, the other is a carbon atom; Y is absent when Z 2  is a nitrogen atom, and represents a hydrogen atom or OR 5  when Z 2  is a carbon atom; R 3  represents a hydrogen atom or a C 1-3  alkyl group; R 4  represents a hydrogen atom, a vinyl group, or a C 2-5  vinylidene group; R 5  represents a C 1-10  alkyl group; and 1 is an integer of 1 or more and 1,000 or less). 
       
     
     
         2 . The polymer material for self-assembly according to  claim 1 , wherein the multi-block copolymer is a triblock copolymer or a tetrablock copolymer. 
     
     
         3 . The polymer material for self-assembly according to  claim 1 , wherein the multi-block copolymer is copolymerized by living anionic polymerization. 
     
     
         4 . The polymer material for self-assembly according to  claim 1 , wherein the multi-block copolymer has a weight −average molecular weight of 3,000 or more and 50,000 or less. 
     
     
         5 . A self-assembled film comprising the polymer material for self-assembly according to  claim 1 . 
     
     
         6 . The self-assembled film according to  claim 5 , wherein a top coating agent is applied onto a surface thereof. 
     
     
         7 . A method for producing a self-assembled film, the method comprising forming a self-assembled film using the polymer material for self-assembly according to  claim 1 . 
     
     
         8 . The method for producing a self-assembled film according to  claim 7 , wherein the self-assembled film is formed within a guide pattern. 
     
     
         9 . The method for producing a self-assembled film according to  claim 7 , further comprising applying a top coating agent onto the self-assembled film.